87995840

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:430

約数の個数: 112

約数和(自身を含む): 226588320

約数和(自身を除く): 138592480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 41, 64, 76, 80, 82, 95, 152, 160, 164, 190, 205, 304, 320, 328, 353, 380, 410, 608, 656, 706, 760, 779, 820, 1216, 1312, 1412, 1520, 1558, 1640, 1765, 2624, 2824, 3040, 3116, 3280, 3530, 3895, 5648, 6080, 6232, 6560, 6707, 7060, 7790, 11296, 12464, 13120, 13414, 14120, 14473, 15580, 22592, 24928, 26828, 28240, 28946, 31160, 33535, 49856, 53656, 56480, 57892, 62320, 67070, 72365, 107312, 112960, 115784, 124640, 134140, 144730, 214624, 231568, 249280, 268280, 274987, 289460, 429248, 463136, 536560, 549974, 578920, 926272, 1073120, 1099948, 1157840, 1374935, 2146240, 2199896, 2315680, 2749870, 4399792, 4631360, 5499740, 8799584, 10999480, 17599168, 21998960, 43997920, 87995840]

約数ペア:

[(1, 87995840), (2, 43997920), (4, 21998960), (5, 17599168), (8, 10999480), (10, 8799584), (16, 5499740), (19, 4631360), (20, 4399792), (32, 2749870), (38, 2315680), (40, 2199896), (41, 2146240), (64, 1374935), (76, 1157840), (80, 1099948), (82, 1073120), (95, 926272), (152, 578920), (160, 549974), (164, 536560), (190, 463136), (205, 429248), (304, 289460), (320, 274987), (328, 268280), (353, 249280), (380, 231568), (410, 214624), (608, 144730), (656, 134140), (706, 124640), (760, 115784), (779, 112960), (820, 107312), (1216, 72365), (1312, 67070), (1412, 62320), (1520, 57892), (1558, 56480), (1640, 53656), (1765, 49856), (2624, 33535), (2824, 31160), (3040, 28946), (3116, 28240), (3280, 26828), (3530, 24928), (3895, 22592), (5648, 15580), (6080, 14473), (6232, 14120), (6560, 13414), (6707, 13120), (7060, 12464), (7790, 11296)]